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| author | Felix Fietkau <nbd@nbd.name> | 2018-03-12 20:51:55 +0100 |
|---|---|---|
| committer | Felix Fietkau <nbd@nbd.name> | 2018-04-05 18:12:30 +0200 |
| commit | 11a3d270436137fa485257eab8153ce5d307cfa7 (patch) | |
| tree | 360d1f8ccb4a4688f983da7a854a44c945e542fe /target/linux/generic/pending-4.14/642-net-8021q-support-hardware-flow-table-offload.patch | |
| parent | f8dbafb234c9a0a836ff3bede0540c20914b6d4e (diff) | |
| download | upstream-11a3d270436137fa485257eab8153ce5d307cfa7.tar.gz upstream-11a3d270436137fa485257eab8153ce5d307cfa7.tar.bz2 upstream-11a3d270436137fa485257eab8153ce5d307cfa7.zip | |
kernel: add hardware offload patch for flow tables support
Supports offloading through VLAN, bridge and PPPoE devices as well
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Diffstat (limited to 'target/linux/generic/pending-4.14/642-net-8021q-support-hardware-flow-table-offload.patch')
| -rw-r--r-- | target/linux/generic/pending-4.14/642-net-8021q-support-hardware-flow-table-offload.patch | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/target/linux/generic/pending-4.14/642-net-8021q-support-hardware-flow-table-offload.patch b/target/linux/generic/pending-4.14/642-net-8021q-support-hardware-flow-table-offload.patch new file mode 100644 index 0000000000..cda2e0ffd4 --- /dev/null +++ b/target/linux/generic/pending-4.14/642-net-8021q-support-hardware-flow-table-offload.patch @@ -0,0 +1,56 @@ +From: Felix Fietkau <nbd@nbd.name> +Date: Thu, 15 Mar 2018 20:49:58 +0100 +Subject: [PATCH] net: 8021q: support hardware flow table offload + +Add the VLAN ID and protocol information + +Signed-off-by: Felix Fietkau <nbd@nbd.name> +--- + +--- a/net/8021q/vlan_dev.c ++++ b/net/8021q/vlan_dev.c +@@ -29,8 +29,10 @@ + #include <linux/net_tstamp.h> + #include <linux/etherdevice.h> + #include <linux/ethtool.h> ++#include <linux/netfilter.h> + #include <net/arp.h> + #include <net/switchdev.h> ++#include <net/netfilter/nf_flow_table.h> + + #include "vlan.h" + #include "vlanproc.h" +@@ -762,6 +764,25 @@ static int vlan_dev_get_iflink(const str + return real_dev->ifindex; + } + ++static int vlan_dev_flow_offload_check(struct flow_offload_hw_path *path) ++{ ++ struct net_device *dev = path->dev; ++ struct vlan_dev_priv *vlan = vlan_dev_priv(dev); ++ ++ if (path->flags & FLOW_OFFLOAD_PATH_VLAN) ++ return -EEXIST; ++ ++ path->flags |= FLOW_OFFLOAD_PATH_VLAN; ++ path->vlan_proto = vlan->vlan_proto; ++ path->vlan_id = vlan->vlan_id; ++ path->dev = vlan->real_dev; ++ ++ if (vlan->real_dev->netdev_ops->ndo_flow_offload_check) ++ return vlan->real_dev->netdev_ops->ndo_flow_offload_check(path); ++ ++ return 0; ++} ++ + static const struct ethtool_ops vlan_ethtool_ops = { + .get_link_ksettings = vlan_ethtool_get_link_ksettings, + .get_drvinfo = vlan_ethtool_get_drvinfo, +@@ -799,6 +820,7 @@ static const struct net_device_ops vlan_ + .ndo_fix_features = vlan_dev_fix_features, + .ndo_get_lock_subclass = vlan_dev_get_lock_subclass, + .ndo_get_iflink = vlan_dev_get_iflink, ++ .ndo_flow_offload_check = vlan_dev_flow_offload_check, + }; + + static void vlan_dev_free(struct net_device *dev) |